3226678687 has 2 divisors, whose sum is σ = 3226678688. Its totient is φ = 3226678686.

The previous prime is 3226678673. The next prime is 3226678729. The reversal of 3226678687 is 7868766223.

3226678687 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3226678687 is a prime.

It is a super-2 number, since 2×3226678687² = 20822910698280087938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3226678087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1613339343 + 1613339344.

It is an arithmetic number, because the mean of its divisors is an integer number (1613339344).

Almost surely, 2^3226678687 is an apocalyptic number.

3226678687 is a deficient number, since it is larger than the sum of its proper divisors (1).

3226678687 is an equidigital number, since it uses as much as digits as its factorization.

3226678687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8128512, while the sum is 55.

The square root of 3226678687 is about 56803.8615500742. The cubic root of 3226678687 is about 1477.6964846253.

The spelling of 3226678687 in words is "three billion, two hundred twenty-six million, six hundred seventy-eight thousand, six hundred eighty-seven".